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GUANGZHOU, CHINA - MARCH 20: Dudi Sela of Israel returns a shot during the match against Go Soeda of Japan during the 2016 ÒGDD CUPÓ International ATP Challenger Guangzhou Tour Day 6 match at Guangzhou Development District International Tennis School on March 20, 2016 in Guangzhou, China. (Photo by Zhong Zhi/Getty Images)

GUANGZHOU, CHINA - MARCH 20:  Dudi Sela of Israel returns a shot during the match against Go Soeda of Japan during the 2016 ÒGDD CUPÓ International ATP Challenger Guangzhou Tour Day 6 match at Guangzhou Development District International Tennis School on March 20, 2016 in Guangzhou, China.  (Photo by Zhong Zhi/Getty Images)